Dental suction tip bearing internal spiral rotary head



FIG. 1 is a top, side perspective view of the complete dental suction tip bearing internal spiral rotary head.

FIG. 2 is a bottom-side perspective view of the dental suction tip bearing internal spiral rotary head assembly.

FIG. 3 is a cross-section of the inner member of dental suction tip bearing internal spiral rotary head along the plane of lines 3-3 of FIG. 2.

FIG. 4 is a left-side view of the complete dental suction tip bearing internal spiral rotary head.

FIG. 5 is a right-side view of the complete dental suction tip bearing internal spiral rotary head.

FIG. 6 is a front-side view of the complete dental suction tip bearing internal spiral rotary head.

FIG. 7 is a rear-side view of the complete dental suction tip bearing internal spiral rotary head.

FIG. 8 is a top-side view of the complete dental suction tip bearing internal spiral rotary head.

FIG. 9 is a bottom-side view of the complete dental suction tip bearing internal spiral rotary head; and,

FIG. 10 is a cross-section of the complete dental suction tip bearing internal spiral rotary head along the plane of lines 10-10 of FIG. 7. 

CLAIM The ornamental design for a dental suction tip bearing internal spiral rotary head, substantially as shown and described. 